System Cleanup

All-in-One Cleaner

2020-09-14

Cleaner eXtreme Lite (4.9@11) Ǥ 20 5 LastUpdate: 2018-05-22
CCleaner: Cache Cleaner, Phone Booster, Optimizer (4.7@1,609,645) Ǥ 24 13 Intro 4/2014; Vorstellung 6/2014; Datenschutz-Test 8/2020:
Clean Master (Speed Booster) (4.7@554) Ǥ 45 9 Promo Video 12/2013; Ausführliche Vorstellung 3/2014; Vorstellung 5/2014; Sicherheitswarnung 11/2017: FINGER WEG / BEWARE! Do not use Cheetah Mobile apps!
Norton Clean, Junk Removal (4.6@201,024) 16 2
Clean Droid - 1 Tap Clear Cache & Phone Cleaner (4.5@21,190) Ǥ 22 5
Assistant for Android (4.4@297,241) 28 6 / Assistant Pro for Android - Cleaner & Booster (4.1@9,458; ~EUR 1.00) 20 $Contains no trackers known to us \o/$ Video Demo 12/2013; Vorstellung 2/2014 | 5/2014; incl. system info, process info, power saver
Droid Optimizer (4.4@57,420) Ǥ 25 4
Clean History - Optimize (4.3@127,229) 8 6
Clear privacy search history (4.3@6,024) 12 3 LastUpdate: 2018-01-12
Smart Cleaner (4.3@5,166) 8 $Contains no trackers known to us \o/$ LastUpdate: 2015-09-16
History Eraser - Privacy Clean (4.2@210,382) Ǥ 12 12 / History Eraser Pro - Clean up (3.5@5,266) Ǥ 13 3 LastUpdate: 2019-03-08
1Tap Cleaner (clear cache, and history log) (4.2@44,652) Ǥ 16 4 / 1Tap Cleaner Pro (clear cache, history log) (4.6@2,500; ~EUR 3.25) Ǥ 17 2
Cleaner (4.2@19,882) 7 2 LastUpdate: 2017-11-14
System Cleaner for Android (4.1@12,512) 10 LastUpdate: 2015-11-23
Reimage Cleaner (4.1@2,169) Ǥ 18 1 LastUpdate: 2014-09-10
Th3app - History Cleaner and Booster (3.9@26) 6 1
Glary Utilities (3.6@8,763) 31 $Contains no trackers known to us \o/$ Vorstellung 9/2014
WashAndGo Mobile Cleaner (3.6@1,322) Ǥ 11 5 Vorstellung 4/2016

History Cleaner

2020-09-14

This is more about privacy than freeing up space.

History Eraser + (4.2@3,415) 15 2 LastUpdate: 2013-12-30

Here the focus is to reclaim space. Note: if you are on Android 6.0 or newer, you don't need an extra app to clean caches. Go to Settings › Storage & USB › Internal storage and click on Cached data in order to clear all the cache.

Orange Cache Cleaner (4.6@11,377) 7 4 LastUpdate: 2017-06-24 / Orange Cache Cleaner PRO (4.4@572; ~EUR 1.00) 8 2 LastUpdate: 2017-05-03
Cleaner - Boost, Clean, Space Cleaner (4.3@210,231) Ǥ 37 10 LastUpdate: 2018-12-11
Cache Cleaner Super clear cache & optimize (4.3@41,577) 9 5
SLW Cache Cleaner Widget (4.2@2,125) 2 $Contains no trackers known to us \o/$ LastUpdate: 2013-01-04
Clean Cache (4.1@10,866) Ǥ 11 2 LastUpdate: 2018-01-12
Cache Cleaner Made In India Junk Cleaner (4.1@3,943) 6 3
Automatic Cache Cleaner Free (4.1@2,700) 8 1 LastUpdate: 2016-04-25
Smart Cleaner (4@1,234) Ǥ 8 3
Cache Cleaner (3.8@5,370) 5 $Contains no trackers known to us \o/$ LastUpdate: 2017-04-04 Github
Cache Cleaner (3.7@161) 11 3 LastUpdate: 2017-05-12
Cache Cleaner (3.4@114) Ǥ 14 4 LastUpdate: 2017-08-25
App Cache Cleaner (3.3@726) 5 4 LastUpdate: 2014-10-09
Cache Cleaner (3.2@3,775) 5 $Contains no trackers known to us \o/$ LastUpdate: 2013-07-15

Other System Cleaner

2020-09-14

Simple Cleanup (5@1) 2 $Contains no trackers known to us \o/$ Github
AVG Cleaner – Junk Cleaner, Memory & RAM Booster (4.6@1,417,061) Ǥ 33 15 Vorstellung 9/2015; no idea what for it needs change network, access accounts, send SMS … is that where the cleaned data go to?
Avast Cleanup & Boost, Phone Cleaner, Optimizer (4.6@945,388) Ǥ 34 15 According to the permissions, it also cleans the insides of your network cables, your kitchen, and a few other things… and posts its findings on Facebook. Or something like that…
LTE Cleaner (4.6@356) 5 $Contains no trackers known to us \o/$ Github
SD Maid - System Cleaning Tool (4.4@255,384) Ǥ 19 2 / SD Maid Pro - Unlocker (4.6@29,432; ~EUR 3.50) Ǥ 1 $Contains no trackers known to us \o/$ Test 6/2015; Review 3/2017; Video Review 6/2017; Vorstellung 3/2014 | 5/2014; Wiki; Github; root required to unleash full potential
SystemCleanup (4.3@3,694) 6 $Contains no trackers known to us \o/$ LastUpdate: 2017-06-14
System cleaner 2 (4.1@811) 8 1 LastUpdate: 2015-07-04
Empty Files & Folders Cleaner PRO (4.1@385; ~EUR 2.25) Ǥ 3 $Contains no trackers known to us \o/$ Video Intro 8/2019

Further Readings:

Video: Was bringen Cleaner-Apps? App-Tipp: SD Maid (8/2020)
10 Best apps to free up space on your Android phone (3/2020)
How to Clear Cache on Android (And Why You Should) (11/2019)
5 Android Apps That Really Clean Up Your Device (No Placebos!) (7/2019 - 12/2019)
Samsung Galaxy S8 neuen Schwung geben - ohne Werksreset (6/2018; also valid for other devices)
Android-Cleaner: Was bringen die „Systemoptimierer“? (12/2017 - 8/2020)
CCleaner, CleanMaster, Battery Doctor und Co Sinnvoll? (4/2015)
Android-Speicher voll: So räumt Ihr das Smartphone auf (5/2014 - 12/2018)

2020-09-23

IzzyOnDroid

System Cleanup

All-in-One Cleaner

History Cleaner

Cache Cleaner

Other System Cleaner